1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "base/value_conversions.h" 6 7 #include <string> 8 9 #include "base/basictypes.h" 10 #include "base/files/file_path.h" 11 #include "base/strings/string_number_conversions.h" 12 #include "base/time/time.h" 13 #include "base/values.h" 14 15 namespace base { 16 17 // |Value| internally stores strings in UTF-8, so we have to convert from the 18 // system native code to UTF-8 and back. CreateFilePathValue(const FilePath & in_value)19StringValue* CreateFilePathValue(const FilePath& in_value) { 20 return new StringValue(in_value.AsUTF8Unsafe()); 21 } 22 GetValueAsFilePath(const Value & value,FilePath * file_path)23bool GetValueAsFilePath(const Value& value, FilePath* file_path) { 24 std::string str; 25 if (!value.GetAsString(&str)) 26 return false; 27 if (file_path) 28 *file_path = FilePath::FromUTF8Unsafe(str); 29 return true; 30 } 31 32 // |Value| does not support 64-bit integers, and doubles do not have enough 33 // precision, so we store the 64-bit time value as a string instead. CreateTimeDeltaValue(const TimeDelta & time)34StringValue* CreateTimeDeltaValue(const TimeDelta& time) { 35 std::string string_value = base::Int64ToString(time.ToInternalValue()); 36 return new StringValue(string_value); 37 } 38 GetValueAsTimeDelta(const Value & value,TimeDelta * time)39bool GetValueAsTimeDelta(const Value& value, TimeDelta* time) { 40 std::string str; 41 int64 int_value; 42 if (!value.GetAsString(&str) || !base::StringToInt64(str, &int_value)) 43 return false; 44 if (time) 45 *time = TimeDelta::FromInternalValue(int_value); 46 return true; 47 } 48 49 } // namespace base 50